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1537905-21-7

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1537905-21-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1537905-21-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,3,7,9,0 and 5 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1537905-21:
(9*1)+(8*5)+(7*3)+(6*7)+(5*9)+(4*0)+(3*5)+(2*2)+(1*1)=177
177 % 10 = 7
So 1537905-21-7 is a valid CAS Registry Number.

1537905-21-7Downstream Products

1537905-21-7Relevant articles and documents

BENZIMIDAZO[1,2-A]BENZIMIDAZOLE DERIVATIVES FOR ELECTRONIC APPLICATIONS

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, (2014/02/15)

The present invention relates to compounds of formula (I), a process for their production and their use in electronic devices, especially electroluminescent devices. When used as host material for phosphorescent emitters in electroluminescent devices, the compounds of formula (I) may provide improved efficiency, stability, manufacturability, or spectral characteristics of electroluminescent devices.

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